请问4*50、4*70、4*95、4*120平方的RVV的电缆外径（国标）是多少？ 铜芯电缆3*25+2*16的外径是多少？4*50+1*25的...
RVV\u578b\u53f7\u7535\u7f06\u7684\u5916\u5f84\uff1fRVV4*1.0+3*0.5 15~18mm\uff1bRVV4*1.5/ 18~22mm\uff1b
RVV2*2.5 13~16mm\uff1bRVV3*2.5+1*0.5 \u6b64\u578b\u53f7\u7535\u7f06\u8981\u5b9a\u505a20~24mm\uff1b
RVV2*1.5 10~12mm\uff1bRVV2*2.5+1*0.5 17~19mm\u3002
RVV\u7535\u7f06\u7ebf\u4e3b\u8981\u7528\u4e8e\u4e2d\u3001\u8f7b\u578b\u79fb\u52a8\u7535\u5668\u3001\u4eea\u8868\u4eea\u5668\u3001\u5bb6\u7528\u7535\u5668\u3001\u52a8\u529b\u7167\u660e\u7b49\u67d4\u6027\u4f7f\u7528\u573a\u6240\uff0c\u53ef\u4f20\u8f93\u63a7\u5236\u4fe1\u53f7\uff0c\u4e5f\u53ef\u4f20\u8f93\u52a8\u529b\u4fe1\u53f7\uff0c\u4e5f\u9002\u5408\u6577\u8bbe\u5728\u6865\u67b6\u548c\u8f6f\u7ba1\u4e2d\u3002
\u540c\u65f6\uff0c\u672c\u4ea7\u54c1\u5728\u83b7\u5f97\u4e86CCC\u53caCE\u6807\u5fd7\u7684\u8ba4\u8bc1\uff0c\u7b26\u5408HD\uff08\u6b27\u76df\u7edf\u4e00\u534f\u8c03\u6807\u51c6\uff09\u7684\u8981\u6c42\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u9002\u7528\u4e8e\u4e2d\u56fd\u5e02\u573a\uff0c\u4e5f\u9002\u7528\u4e8e\u6b27\u6d32\u5e02\u573a\u3002\u6309HD\u6807\u51c6\u6b64\u7535\u7f06\u578b\u53f7\u4e3aH05VV-F\u3002
\u6269\u5c55\u8d44\u6599
\u68c0\u9a8c\u8981\u6c42
RVV\u662f\u6307\u591a\u80a1\u94dc\u82af\u8f6f\u7ebf,\u5916\u89c2\u770b\u7ebf\u4e0a\u7684\u6807\u8bc6,\u76ae\u5c42\u548c\u7ebf\u82af\u7684\u6bd4\u62df\u539a\u5ea6.\u76ae\u5c42\u4e00\u822c\u662f\u805a\u6c2f\u6750\u6599.\u94dc\u82af\u662f19\u80a1\u7ede\u5408.\u89c4\u683c\u4e00\u822c\u67091,1.5,2.5\u5e73\u65b9\u6beb\u7c73.\u5728\u770b\u7ebf\u7684\u957f\u5ea6(\u4e00\u5708\u4e3a100\u7c73),\u56fd\u6807\u7ebf95-100\u7c73,\u975e\u6807\u7ebf90\u7c73\u5de6\u53f3\u3002
\u7edd\u7f18\u7535\u963b\uff1a>200M\u6b27\u59c6\u00d7KM\u3002\u4f7f\u7528\u6e29\u5ea6\uff1a-30~ +70\u2103\u3002\u5f2f\u66f2\u534a\u5f84\uff1a15\u00d7\u7535\u7f06\u5916\u5f84\u3002\u963b\u71c3\u7279\u6027\uff1aIEC 60 332.1\u3002\u53c2\u8003\u6807\u51c6\uff1aGB 5023\u3001IEC60227\u3001HD VDE21.5 S3\u3002\u5305\u88c5\u89c4\u683c\uff1a100m\u3001500m\u30011000m\u3002
\u62a4\u5957\u7684\u4f5c\u7528
\u6bd4\u5982\uff1arvv2*0.5\u5c31\u662f2\u68390.5\u5e73\u65b9\u6beb\u7c73\u7684\u7ebf\u5916\u52a0\u4e00\u5c42\u5916\u62a4\u5957\uff0c\u62a4\u5957\u7684\u4f5c\u7528\u662f\u4fdd\u62a4\u7535\u7f06\u5185\u62a4\u5c42\u4e0d\u53d7\u673a\u68b0\u635f\u4f24\u548c\u5316\u5b66\u8150\u8680\uff1b\u589e\u5f3a\u7ebf\u7f06\u673a\u68b0\u5f3a\u5ea6 \u3002
\u53c2\u8003\u8d44\u6599\uff1a\u767e\u5ea6\u767e\u79d1-RVV\u7535\u7f06
25\u5e73\u65b9\u5bfc\u4f53\u76f4\u5f846.42\uff0c\u7edd\u7f18\u5e73\u5747\u539a\u5ea6\u7ea6\uff1a1.2\uff0c\u62a4\u5957\u5e73\u5747\u539a\u5ea6\u7ea6\uff1a2.0\u3002
\u56fd\u6807YJV 3*25+2*16\u7535\u7f06\u8fd1\u4f3c\u5916\u5f84\u7ea6\uff1a28mm\u3002
\u56fd\u6807YJV 4*50+1*25\u7535\u7f06\u8fd1\u4f3c\u5916\u5f84\u7ea6\uff1a32mm\u3002
\u7535\u7f06\u7684\u578b\u53f7\u7531\u516b\u90e8\u5206\u7ec4\u6210\uff1a
\u4e00\u3001\u7528\u9014\u4ee3\u7801\uff0d\u4e0d\u6807\u4e3a\u7535\u529b\u7535\u7f06\uff0cK\u4e3a\u63a7\u5236\u7f06\uff0cP\u4e3a\u4fe1\u53f7\u7f06\uff1b
\u4e8c\u3001\u7edd\u7f18\u4ee3\u7801\uff0dZ\u6cb9\u6d78\u7eb8\uff0cX\u6a61\u80f6\uff0cV\u805a\u6c2f\u4e59\u7a00\uff0cYJ\u4ea4\u8054\u805a\u4e59\u70ef
\u4e09\u3001\u5bfc\u4f53\u6750\u6599\u4ee3\u7801\uff0d\u4e0d\u6807\u4e3a\u94dc\uff0cL\u4e3a\u94dd\uff1b
\u56db\u3001\u5185\u62a4\u5c42\u4ee3\u7801\uff0dQ\u94c5\u5305\uff0cL\u94dd\u5305\uff0cH\u6a61\u5957\uff0cV\u805a\u6c2f\u4e59\u7a00\u62a4\u5957
\u4e94\u3001\u6d3e\u751f\u4ee3\u7801\uff0dD\u4e0d\u6ef4\u6d41\uff0cP\u5e72\u7edd\u7f18\uff1b
\u516d\u3001\u5916\u62a4\u5c42\u4ee3\u7801
\u4e03\u3001\u7279\u6b8a\u4ea7\u54c1\u4ee3\u7801\uff0dTH\u6e7f\u70ed\u5e26\uff0cTA\u5e72\u70ed\u5e26\uff1b
\u516b\u3001\u989d\u5b9a\u7535\u538b\uff0d\u5355\u4f4dKV
\u6709\u5173\u7535\u7f06\u578b\u53f7\u7684\u95ee\u9898
1\u3001SYV\uff1a\u5b9e\u5fc3\u805a\u4e59\u70ef\u7edd\u7f18\u5c04\u9891\u540c\u8f74\u7535\u7f06
2\u3001SYWV(Y)\uff1a\u7269\u7406\u53d1\u6ce1\u805a\u4e59\u7edd\u7f18\u6709\u7ebf\u7535\u89c6\u7cfb\u7edf\u7535\u7f06\uff0c\u89c6\u9891\uff08\u5c04\u9891\uff09\u540c\u8f74\u7535\u7f06\uff08SYV\u3001SYWV\u3001SYFV\uff09\u9002\u7528\u4e8e\u95ed\u8def\u76d1\u63a7\u53ca\u6709\u7ebf\u7535\u89c6\u5de5\u7a0b
SYWV\uff08Y\uff09\u3001SYKV \u6709\u7ebf\u7535\u89c6\u3001\u5bbd\u5e26\u7f51\u4e13\u7528\u7535\u7f06 \u7ed3\u6784\uff1a\uff08\u540c\u8f74\u7535\u7f06\uff09\u5355\u6839\u65e0\u6c27\u5706\u94dc\u7ebf \u7269\u7406 \u53d1\u6ce1\u805a\u4e59\u70ef\uff08\u7edd\u7f18\uff09 \uff08\u9521\u4e1d \u94dd\uff09 \u805a\u6c2f\u4e59\u70ef\uff08\u805a\u4e59\u70ef\uff09
3\u3001\u4fe1\u53f7\u63a7\u5236\u7535\u7f06\uff08RVV\u62a4\u5957\u7ebf\u3001RVVP\u5c4f\u853d\u7ebf\uff09\u9002\u7528\u4e8e\u697c\u5b87\u5bf9\u8bb2\u3001\u9632\u76d7\u62a5\u8b66\u3001\u6d88\u9632\u3001\u81ea\u52a8\u6284\u8868\u7b49\u5de5\u7a0b
RVVP\uff1a\u94dc\u82af\u805a\u6c2f\u4e59\u70ef\u7edd\u7f18\u5c4f\u853d\u805a\u6c2f\u4e59\u70ef\u62a4\u5957\u8f6f\u7535\u7f06 \u7535\u538b300V/300V2-24\u82af
\u7528\u9014\uff1a\u4eea\u5668\u3001\u4eea\u8868\u3001\u5bf9\u8bb2\u3001\u76d1\u63a7\u3001\u63a7\u5236\u5b89\u88c5
4\u3001RG\uff1a\u7269\u7406\u53d1\u6ce1\u805a\u4e59\u70ef\u7edd\u7f18\u63a5\u5165\u7f51\u7535\u7f06 \u7528\u4e8e\u540c\u8f74\u5149\u7ea4\u6df7\u5408\u7f51\uff08HFC\uff09\u4e2d\u4f20\u8f93\u6570\u636e\u6a21\u62df\u4fe1\u53f7
5\u3001KVVP\uff1a\u805a\u6c2f\u4e59\u70ef\u62a4\u5957\u7f16\u7ec7\u5c4f\u853d\u7535\u7f06 \u7528\u9014\uff1a\u7535\u5668\u3001\u4eea\u8868\u3001\u914d\u7535\u88c5\u7f6e\u7684\u4fe1\u53f7\u4f20\u8f93\u3001\u63a7\u5236\u3001\u6d4b\u91cf
6\u3001RVV\uff08227IEC52/53\uff09 \u805a\u6c2f\u4e59\u70ef\u7edd\u7f18\u8f6f\u7535\u7f06 \u7528\u9014\uff1a\u5bb6\u7528\u7535\u5668\u3001\u5c0f\u578b\u7535\u52a8\u5de5\u5177\u3001\u4eea\u8868\u53ca\u52a8 \u529b\u7167\u660e
7\u3001AVVR \u805a\u6c2f\u4e59\u70ef\u62a4\u5957\u5b89\u88c5\u7528\u8f6f\u7535\u7f06
8\u3001SBVV HYA \u6570\u636e\u901a\u4fe1\u7535\u7f06\uff08\u5ba4\u5185\u3001\u5916\uff09\u7528\u4e8e\u7535\u8bdd\u901a\u4fe1\u53ca\u65e0\u7ebf\u7535\u8bbe\u5907\u7684\u8fde\u63a5\u4ee5\u53ca\u7535\u8bdd\u914d\u7ebf\u7f51\u7684 \u5206\u7ebf\u76d2\u63a5\u7ebf\u7528
9\u3001RV\u3001RVP \u805a\u6c2f\u4e59\u70ef\u7edd\u7f18\u7535\u7f06
10\u3001RVS\u3001RVB \u9002\u7528\u4e8e\u5bb6\u7528\u7535\u5668\u3001\u5c0f\u578b\u7535\u52a8\u5de5\u5177\u3001\u4eea\u5668\u3001\u4eea\u8868\u53ca\u52a8\u529b\u7167\u660e\u8fde\u63a5\u7528\u7535\u7f06
11\u3001BV\u3001BVR \u805a\u6c2f\u4e59\u70ef\u7edd\u7f18\u7535\u7f06 \u7528\u9014\uff1a\u9002\u7528\u4e8e\u7535\u5668\u4eea\u8868\u8bbe\u5907\u53ca\u52a8\u529b\u7167\u660e\u56fa\u5b9a\u5e03\u7ebf\u7528
12\u3001RIB \u97f3\u7bb1\u8fde\u63a5\u7ebf\uff08\u53d1\u70e7\u7ebf\uff09
13\u3001KVV \u805a\u6c2f\u4e59\u70ef\u7edd\u7f18\u63a7\u5236\u7535\u7f06 \u7528\u9014\uff1a\u7535\u5668\u3001\u4eea\u8868\u3001\u914d\u7535\u88c5\u7f6e\u4fe1\u53f7\u4f20\u8f93\u3001\u63a7\u5236\u3001\u6d4b\u91cf
14\u3001SFTP \u53cc\u7ede\u7ebf \u4f20\u8f93\u7535\u8bdd\u3001\u6570\u636e\u53ca\u4fe1\u606f\u7f51
15\u3001UL2464 \u7535\u8111\u8fde\u63a5\u7ebf
16\u3001VGA \u663e\u793a\u5668\u7ebf
17\u3001SYV \u540c\u8f74\u7535\u7f06 \u65e0\u7ebf\u901a\u8baf\u3001\u5e7f\u64ad\u3001\u76d1\u63a7\u7cfb\u7edf\u5de5\u7a0b\u548c\u6709\u5173\u7535\u5b50\u8bbe\u5907\u4e2d\u4f20\u8f93\u5c04\u9891\u4fe1\u53f7\uff08\u542b\u7efc\u5408\u7528\u540c\u8f74\u7535\u7f06\uff09
18\u3001SDFAVP\u3001SDFAVVP\u3001SYFPY \u540c\u8f74\u7535\u7f06\uff0c\u7535\u68af\u4e13\u7528
19\u3001JVPV\u3001JVPVP\u3001JVVP \u94dc\u82af\u805a\u6c2f\u4e59\u70ef\u7edd\u7f18\u53ca\u62a4\u5957\u94dc\u4e1d\u7f16\u7ec7\u7535\u5b50\u8ba1\u7b97\u673a\u63a7\u5236\u7535\u7f06
\u7535\u7ebf\u7535\u7f06\u547d\u540d\u4e0e\u578b\u53f7
\u7535\u7ebf\u7535\u7f06\u547d\u540d\u4e0e\u578b\u53f7
\u547d\u540d\u539f\u5219\u53ca\u6848\u4f8b:
\u7535\u7ebf\u7535\u7f06\u7684\u5b8c\u6574\u547d\u540d\u901a\u5e38\u8f83\u4e3a\u590d\u6742\uff0c\u6240\u4ee5\u4eba\u4eec\u6709\u65f6\u7528\u4e00\u4e2a\u7b80\u5355\u7684\u540d\u79f0(\u901a\u5e38\u662f\u4e00\u4e2a\u7c7b\u522b\u7684\u540d\u79f0)\u7ed3\u5408\u578b\u53f7\u89c4\u683c\u6765\u4ee3\u66ff\u5b8c\u6574\u7684\u540d\u79f0\uff0c\u5982\u201c\u4f4e\u538b\u7535\u7f06\u201d\u4ee3\u88680.6/1kV\u7ea7\u7684\u6240\u6709\u5851\u6599\u7edd\u7f18\u7c7b\u7535\u529b\u7535\u7f06\u3002\u7535\u7ebf\u7535\u7f06\u7684\u578b\u8c31\u8f83\u4e3a\u5b8c\u5584\uff0c\u53ef\u4ee5\u8bf4\uff0c\u53ea\u8981\u5199\u51fa\u7535\u7ebf\u7535\u7f06\u7684\u6807\u51c6\u578b\u53f7\u89c4\u683c\uff0c\u5c31\u80fd\u660e\u786e\u5177\u4f53\u7684\u4ea7\u54c1
4*50 38mm
4*70 43mm
4*95 48mm
4*120 55mm
RVV 没有这么大平方的线。
估计你说的应该是：VVR 0.6/1KV 低压电力电缆。
VVR 4*50 35MM
4*70 40MM
4*95 45MM
4*120 49MM
这个直径，是理论国标线直径。当然，实际生产出来的成品线，会稍粗一些。
亲你好！你最起码要告诉我rvv多大的电缆我才知道呀。。。只告诉型号不说规格谁知道？？？
亲你好！你最起码要告诉我rvv多大的电缆我才知道呀。。。只告诉型号不说规格谁知道？？？
////分别是
rvv4*1.0+3*0.5
15~18mm
rvv4*1.5/
18~22mm
rvv2*2.5
13~16mm
rvv3*2.5+1*0.5
此型号电缆要定做20~24mm
rvv2*1.5
10~12mm
rvv2*2.5+1*0.5
17~19mm
绛旓細1锛屽仛棰勭畻锛屾寜鐓ч绠椾环鏍硷紝鍖呮嫭鏀剧數缂嗘墍闇鐨勬彮鐩栨澘杩樺師绛夈2锛屾寜琛屽唴浠蜂粠鍏徃鎺ユ敹锛屽ソ鍍忕幇鍦ㄤ环鏍4*95 10鍏 4*120 12 4*185 15 4*240 18 鍏蜂綋鏄湅鍏徃缁欎綘澶氬皯鍜岀數缂嗛暱搴︼紝瓒婇暱浠锋牸鐩稿浣庝簺銆
绛旓細8*4=32 8*5=40 8*6=48 8*7=56 8*8=64 9*1=9 9*2=18 9*3=27 9*4=36 9*5=45 9*6=54 9*7=63 9*8=72 9*9=81 10*1=10 10*2=20 10*3=30 10*4=40 10*5=50 10*6=60 10*7=70 10*8=80 10*9=90 10*10=100 11*1=11 11*2=22 11*3=33 11*4=44 ...
绛旓細2.64锛3.6= 2.4脳50= 3500梅70= 2050锛298= 2锛7梅9= 0.3梅3%= 81.2锛11梅7锛嵜3= 6696梅62锛6.5脳10.6 = 1. 89梅100= 0.82+0.08= 73脳1= 0.63脳10= 4梅10= 17梅1000= 0.56+0.4= 1.25脳100= 5.6+99= 100梅25= 1-0.93= 90-0.9= 794锛198= 68脳25...
绛旓細4/9脳4/3=16/27 1/3脳1/3=1/9 1/2脳1/3=1/6 2/7脳7/2脳2/7=2/7 21/25脳25/42=1/2 4/5脳3/4=3/5 8/7脳1/2=4/7 7/4脳1/4脳1/2=7/32 1/7脳1/2=1/14 2/3脳5/6=5/9 1/5脳3/8=3/40 3/5脳5/8=3/8 6/7脳3/2=9/7 5/6脳8/3=20/9 4...
绛旓細=16 3.9*1.1+1.3*6.7 =1.3*3.3+1.3*6.7 =1.3*(3.3+6.7)=1.3*10=13 1梅32梅0.05梅0.25梅0.5 =1/32*20*4*2=5 153.7*0.789-937*0.0789+153.7*0.211-9.37*2.11 =15.37*7.89-9.37*7.89+15.37*2.11-9.37*2.11 =(15.37-9.37)*7.89+(15....
绛旓細绛変簬9/8銆傚厛鐢ㄤ袱娆′簩鍊嶈鍏紡鎶鍥娆℃柟鍙樻垚涓娆★細sin(x)^4=cos(4x)/8-cos(2x)/2+3/8銆傜粨鏋滃叏鐢ㄤ綑寮﹁〃绀猴紝鏁寸悊鍚庡緱鍒帮細5/8*[cos(80)+cos(40)-cos(20)]+9/8銆傚啀鐢ㄥ拰宸寲绉細cos(80)+cos(40)=2*cos(60)*cos(20)=cos(20)銆傛墍浠ョ粨鏋滅瓑浜9/8銆
绛旓細瑙ｏ細鏂规锛1锛夊ぇ鑸圭2鏉★紙鍧2脳7锛14浜猴級锛屽皬鑸圭9鏉★紙4脳9锛36浜猴級锛屽垰濂50浜恒傝垂鐢細2脳70锛9脳48锛572锛堝厓锛夋柟妗堬紙2锛夊ぇ鑸圭6鏉★紙鍧6脳7锛42浜猴級锛涘皬鑸圭2锛堝潗2脳4锛8浜猴級鏉★紱鍒氬ソ鍧50浜恒傝垂鐢細 70脳6锛48脳2锛516锛堝厓锛夋柟瀹夎锛2锛夋瘮杈冧究瀹溿傚笇鏈涜兘甯埌浣狅紒
绛旓細绛変簬1.125 鍏堢敤涓ゆ浜屽嶈鍏紡鎶鍥娆℃柟鍙樻垚涓娆★細sin(x)^4=cos(4x)/8-cos(2x)/2+3/8 缁撴灉鍏ㄧ敤浣欏鸡琛ㄧず锛屾暣鐞嗗悗寰楀埌锛5/8*[cos(80)+cos(40)-cos(20)]+9/8 鍐嶇敤鍜屽樊鍖栫Н锛歝os(80)+cos(40)=2*cos(60)*cos(20)=cos(20)鍥犳鏈缁堢粨鏋滅瓑浜9/8 ...
绛旓細浣犲ソ锛屽緢鑽ｅ垢涓烘偍瑙ｇ瓟杩欓亾棰橈紝鍙鎬昏矾绋嬩负x锛岀敱棰樻剰鍙緱 x/70+4=x/50-4 瑙ｅ緱x=1400 鍒欐昏矾绋嬩负1400m 璋㈣阿閲囩撼
绛旓細70脳9/10脳4=252鍏 绛旓細鎸夌収鐜颁环涔4琚嬩竴鍏252鍏
